Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 211
t their entire mass. This result has never, to our knowledge, been attained, except by the application of pistons onopposite sides of the brick; but this mode, although (while the machinery remains in working order)adequate to the formation of a good article, is particularly ineligible, on account… … Machines in which the bricks are formed either in the circumference of a large wheel or in astraight bed of moulds, in connection with a wheel, by a simple rolling motion, have the requisitesimplicity, but the pressure not being applied to all parts of the clay at once, the mass, while beingpressed…
Mechanical engineering
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